The popularity of air purifiers in Europe and the United States is very high, even if we know these countries are blue sky, there is no haze problem, then why do they still use air purifier?

Reason 1: formaldehydeIn China, in fact, users first know the air purifier as the formaldehyde, not haze. As the decoration material is inferior,formaldehyde is the biggest culprit indoor pollution, which is also unique to China's pollution problems. Formaldehyde raw materials will be attached to the wardrobe, floor, paint them, and is a long-term volatilization process, while formaldehyde, benzene and other harmful pollutants are also high pollutants, "acute leukemia," mostly due to the family just renovated. Dangerous for a long time, endangering serious, is the most important feature of gaseous pollutants such as formaldehyde.

Reason 2: secondhand smokeSecondhand smoke is the second biggest culprit in indoor pollution. In the "Report on the Health Risk of Smoking in China" released by the Ministry of Health, the number of smokers in China over the age of 15 is close to 30%; adult men smoke more than 50%, and the number of smokers in China reaches 301 million . In second-hand smoke, there are more than 3000 kinds of polluting chemicals. In addition to what people generally think of as lung cancer, smoking can cause many serious diseases, including cancer of the mouth, larynx, stomach, liver and other malignancies; asthma, Disease; coronary heart disease, stroke and other cardiovascular and cerebrovascular diseases; male erectile dysfunction, female pregnancy rate and other reproductive problems. At the same time secondhand smoke on the health hazards of children is more serious.

Reason 3: natural air pollutionIndoor air pollution is the third largest culprit air pollution, that is, we often say PM2.5. Dust itself is not serious harm, but rather PM2.5 particles large area, strong activity, easy to attach toxic and hazardous substances (such as heavy metals, microorganisms, etc.), and the residence time in the atmosphere long, the transmission distance, and therefore Human health and the quality of the atmosphere have a greater impact.

Reason 4: pollenMany people do not care about allergies and even think they are not allergic. In fact, during the high incidence of pollen, sneezing, runny nose, tears, nasal congestion are allergic symptoms, but the user allergy is not serious.Allergy is the most serious child, a child allergic skin allergy will be inexplicably angry, over-active, jumped, crashed, fatigue, curled up under the table and chairs, under the bed or furniture and other dark corners, refused to be Contact, do not want to dress, undress and so on. Children with skin allergies can cause significant changes in mood and behavior, hyperactivity, can not sit quietly eating, irritability, fatigue, disobedience, depression, aggressive behavior, shaking legs, drowsiness or nightmares, intermittent speech difficulties.

Reason 5: dust mitesThere are 34 species of dust mites belonging to the real family, of which house dust mite, dust mite and buried mites are the main species related to human allergic diseases. In addition to dust mite allergy patients in addition to mite anti-mite, dust mite allergy patients will also be allergic to other substances.Dust mite asthma is inhaled asthma, initial onset often in infancy, a history of infant eczema, or both chronic bronchitis history. Suddenly, repeated attacks as the characteristics of the symptoms, followed by chest tightness and shortness of breath, can not lie down, exhaled breathing difficulties, severe hypoxia and lips, fingers appear posture cyanosis. At the same time the incidence of allergic rhinitis and dust mites are inseparable. Because of formaldehyde, secondhand smoke, dust, pollen, dust mites these sources of existence, only the use of air purifier value. So, choose an air purifier is very important!